Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing the claimed design; and,

FIG. 2 is a front view of a second embodiment thereof.

The dashed broken lines in the figures show a display screen or portion thereof, and form no part of the claimed design. The outermost dot-dash broken lines and the innermost dot-dash broken lines in the figures and the area between the outermost and innermost dot-dash broken lines show portions of the graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 